90291859

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 110725920

約数和(自身を除く): 20434061

約数列:

[1, 7, 23, 49, 113, 161, 709, 791, 1127, 2599, 4963, 5537, 16307, 18193, 34741, 80117, 114149, 127351, 560819, 799043, 1842691, 3925733, 12898837, 90291859]

約数ペア:

[(1, 90291859), (7, 12898837), (23, 3925733), (49, 1842691), (113, 799043), (161, 560819), (709, 127351), (791, 114149), (1127, 80117), (2599, 34741), (4963, 18193), (5537, 16307)]